package com.yc.framework.config;

import com.yc.framework.security.filter.JwtAuthenticationTokenFilter;
import com.yc.framework.security.handler.LogoutSuccessHandlerImpl;
import org.springframework.beans.factory.annotation.Autowired;
import org.springframework.context.annotation.Bean;
import org.springframework.context.annotation.Configuration;
import org.springframework.security.authentication.AuthenticationManager;
import org.springframework.security.config.annotation.method.configuration.EnableGlobalMethodSecurity;
import org.springframework.security.config.annotation.web.builders.HttpSecurity;
import org.springframework.security.config.annotation.web.configuration.WebSecurityConfigurerAdapter;
import org.springframework.security.config.http.SessionCreationPolicy;
import org.springframework.security.crypto.bcrypt.BCryptPasswordEncoder;
import org.springframework.security.crypto.password.PasswordEncoder;
import org.springframework.security.web.authentication.UsernamePasswordAuthenticationFilter;

@Configuration
@EnableGlobalMethodSecurity(prePostEnabled = true)
public class SecurityConfig extends WebSecurityConfigurerAdapter {

    @Autowired
    private JwtAuthenticationTokenFilter jwtAuthenticationTokenFilter;

    @Autowired
    private LogoutSuccessHandlerImpl logoutSuccessHandlerImpl;

    @Bean
    public PasswordEncoder passwordEncoder() {
        return new BCryptPasswordEncoder();
    }

    @Override
    protected void configure(HttpSecurity http) throws Exception {
        http
                .logout().logoutUrl("/logout").logoutSuccessHandler(logoutSuccessHandlerImpl).and()
                // 关闭csrf
                .csrf().disable()
                // 不通过Session获取SecurityContext
                .sessionManagement().sessionCreationPolicy(SessionCreationPolicy.STATELESS)
                .and()
                .authorizeRequests()
                // 对于登录接口、注册接口、验证码接口允许匿名访问
                .antMatchers("/login", "/register",
                        "/getCaptchaId", "/sendCaptchaToEmail/**", "/getCaptchaImage/**",
                        "/getNewAccessToken", "/editYourPass").permitAll()
                // Swagger资源放行
                .antMatchers("/doc.html", "/swagger-resources/**", "/webjars/**", "/v3/api-docs/**").permitAll()
                // 除上面外的所有请求全部需要鉴权认证
                .anyRequest().authenticated();

        // 添加JWT认证过滤器
        http.addFilterBefore(jwtAuthenticationTokenFilter, UsernamePasswordAuthenticationFilter.class);
    }

    @Bean
    @Override
    public AuthenticationManager authenticationManagerBean() throws Exception {
        return super.authenticationManagerBean();
    }
}